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The weather in Cadiz in September is hot. The average temperatures are between 20°C and 27°C.
You can expect a few rainy days in Cadiz during September, but usually the weather is comfortable in September.
Our weather forecast can give you a great sense of what weather to expect in Cadiz in September 2025.
If you’re planning to visit Cadiz in the near future, we highly recommend that you review the 14 day weather forecast for Cadiz before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 15° / 10° | 5 | 26 | 0 | 121 mm | Good | Cadiz in January |
| February | 16° / 11° | 5 | 23 | 0 | 104 mm | Good | Cadiz in February |
| March | 17° / 11° | 7 | 25 | 0 | 124 mm | Ok | Cadiz in March |
| April | 19° / 13° | 5 | 25 | 0 | 95 mm | Good | Cadiz in April |
| May | 23° / 16° | 2 | 29 | 0 | 51 mm | Perfect | Cadiz in May |
| June | 25° / 19° | 1 | 29 | 0 | 13 mm | Perfect | Cadiz in June |
| July | 28° / 21° | 0 | 31 | 0 | 2 mm | Perfect | Cadiz in July |
| August | 29° / 22° | 0 | 31 | 0 | 8 mm | Good | Cadiz in August |
| September | 27° / 20° | 1 | 29 | 0 | 37 mm | Perfect | Cadiz in September |
| October | 24° / 18° | 4 | 27 | 0 | 115 mm | Perfect | Cadiz in October |
| November | 19° / 14° | 6 | 24 | 0 | 157 mm | Good | Cadiz in November |
| December | 17° / 12° | 4 | 27 | 0 | 125 mm | Good | Cadiz in December |